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Compensation award — excluded from discretionary-purchase analysis.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell.
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
May 19, 2026
Reporting period
Not applicable
Filed with the SEC
May 21, 2026
DirectorIndirect holdingGrant / award
Context
Classification
grant award
Code A — grant or award
Planned / mechanical clue
Footnote references vesting of compensation awards
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001193805-26-000669
Filed / recorded
May 21, 2026, 12:02 AM UTC
Added to OQRO
Oct 7, 2026, 6:56 PM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
Larimar Therapeutics, Inc.
Issuer CIK
1374690
Ticker
LRMR
Reporting person
James E Flynn
Relationship
Director, 10% owner, Other
Security
Stock Option (Right to Buy)
Table
Derivative (Table II)
Transaction date
May 19, 2026
Transaction code
A
Shares / units
55,150
Price per share
$0.00
Acquired / disposed
Acquired (A)
Shares owned after
55,150
Ownership form
Indirect — Through Deerfield Management Company, L.P.
Amendment
No
Footnotes from the filing
Jonathan S. Leff, a partner in Deerfield Management Company, L.P., serves as a director of the Issuer. The option granted to Jonathan S. Leff and reported herein is held for the benefit, and at the direction, of Deerfield Management Company, L.P. ("Deerfield Management").
The option was granted on May 19, 2026 and is scheduled to vest on the earlier of May 19, 2027 and the date of the Issuer's next annual meeting of stockholders, in each case, subject to Jonathan S. Leff 's continued service on the board of directors of the Issuer.
This Form 4 is being filed by the undersigned as well as the entity listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). James E. Flynn is the sole member of the general partner of Deerfield Management Company, L.P. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.
Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.